Perhaps 11...h612.b4Be713.Bd30-0
is objectively better but, having played Jack several times before, defending the inevitable king's side attack did not appeal. White has a clear advantage. Later in the game black will suffer from the weakness on the black squares.

The king reaches its destination. White had foreseen this a few moves ago and has been following a coherent plan, while black only saw white's idea when it was too late to counter it. His play in the last few moves has been aimless, having nothing to do with the demands of the position.